12.89% is the change from 830 to 937
Calculation steps:
[( 937 - 830 ) ÷ 830] x 100 = 12.89%
Formula
Percentage change = [(937 - 830) / 830] x 100
Subtract the new number by the original number
937 - 830 = 107
107 ÷ 830 = 0.12891566265060242
0.12891566265060242 x 100 = 12.89%